Flowserve SIHI

Application:

LEMD liquid ring vacuum pumps are displacement single-stage pumps to handling and exhausting of dry and humid gases, entrained liquid can be handled during normal duty.

 

Contact Us
Hotline: (84.0) 906 803 393

Product detail

  • Product code
    Flowserve SIHI - LEMD Liquid ring vacuum pumps
  • CAPACITY
    Suction volume flow: up to 450 m³/h, Suction pressure: 33 up to 1013 mbar
  • APPLICATIONS
    LEMD liquid ring vacuum pumps are displacement single-stage pumps to handling and exhausting of dry and humid gases, entrained liquid can be handled during normal duty.

 

Standard design

Benefits

Non-polluting due to nearly isothermal compression 

Oil-free, as no lubrication in the working chamber 

Handling of gases and vapours 

Small quantities of entrained liquid can be handled 

Easy maintenance and reliable operation Low noise and nearly free from vibration 

Incorporated central drain 

No metallic contact of the rotating parts

 

Shaft seals

Shaft seals

The LKH Prime is equipped with either an external single or a double mechanical shaft seal. Both have stationary seal rings made from stainless steel AISI 329 with sealing surface in silicon carbide and rotating seal rings in carbon as standard.

 

Technical specifications

  • Product code
    Flowserve SIHI - LEMD Liquid ring vacuum pumps
  • CAPACITY
    Suction volume flow: up to 450 m³/h, Suction pressure: 33 up to 1013 mbar
  • APPLICATIONS
    LEMD liquid ring vacuum pumps are displacement single-stage pumps to handling and exhausting of dry and humid gases, entrained liquid can be handled during normal duty.
Automated, closed system

Features

Material housing: Stainless steel (SS) or Cast iron (GG) 

Material impeller: Stainless steel or Duplex (SS) 

Maximum admissible temperature: 80 degree C 

Standard IEC-motor with IE3. Can be configured with; IE4, NEMA, ATEX, CSA, UR, CC etc. 

60Hz has CSA and UL as standard 

Voltage tolerances as per IEC 60034-1, long-term ±5%, short-term ±10% 

Motor bearings greased for lifetime

 

 

Min/Max speed

 -Air evacuation: 2800-3600 rpm
 -Pumping product (no air): 900-3600 rpm

Motor
Foot-flanged motor with a fixed angular contact bearing according to
the IEC metric standard, 2 poles = 3000/3600 rpm at 50/60 Hz, IP 55
(with drain hole sealed with labyrinth plug), insulation class F.

 

Double mechanical shaft seal

-Water pressure inlet: Max. 500 kPa (5 bar)
 -Water consumption: 0.25 - 0.5 l/min

 

OPERATING DATA

Pressure
 -Max inlet pressure: 500 kPa (5 bar)

Menu